Question

(-2/3+(-2/15))+(-1,85+(-1.35))= ?
Помогите

Answer 1

(-2/3+(-2/15))+(-1,85+(-1,35))=(-10/15-2/15)+(-3,2)=-12/15-3 2/10=-12/15-3 2/10=-24/30-3 6/30=-3 30/30=-4

Answer 2

Ошибка

Answer 3

Исправил